S
M
T
W
T
F
S
26
85°
49°
27
85°
44°
28
53°
45°
29
85°
49°
30
90°
56°
31
91°
57°
1
94°
57°
2
74°
50°
3
72°
49°
4
80°
54°
5
85°
58°
6
84°
56°
7
83°
59°
8
83°
58°
9
85°
57°
10
83°
60°
11
87°
58°
12
80°
52°
13
81°
59°
14
85°
59°
15
84°
59°
16
83°
58°
17
83°
58°
18
84°
59°
19
83°
59°
20
74°
58°
21
73°
58°
22
72°
57°
23
72°
58°
24
71°
57°
25
74°
57°
26
78°
56°
27
80°
57°
28
80°
57°
29
79°
56°
30
76°
55°
31
76°
55°
1
75°
54°
2
78°
56°
3
79°
55°
4
79°
55°
5
78°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lakeside
Lakeside's August 2026 forecast shows daily high temperatures ranging from 71° to 94°, with overnight lows between 49° and 60°. The average high for August is 80° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Lakeside. See also: September | October | November.